Soil sampling device for agricultural construction

Abstract

The utility model relates to the technical field of sampling devices, and provides a soil sampling device for agricultural construction. The first motor is started to drive the drill rod to rotate in the sampling barrel, so that the drill rod and the sampling barrel are drilled into soil through the extending groove, the depth of the drill rod and the sampling barrel drilling into the soil is observed through the scale marks on the sampling barrel, the drilled soil is conveyed through the conveying blade, and the conveyed soil is discharged through the discharging pipe; primary soil is collected through a collecting box, scale marks are observed through a worker, when a drill rod and a sampling barrel drill into the needed depth, a second motor is started to drive a gear to rotate, an annular rack connected to the gear in a linkage meshing mode rotates in a meshing mode, and an annular block is linked to rotate in an annular groove; when the second collecting box is located below the discharging pipe, the second motor is closed, and at the moment, the soil needing to be sampled can be collected, so that the purpose of sampling and collecting the soil at different depths is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of sampling devices, and specifically to a soil sampling device for agricultural construction. Background Art

[0002] In agricultural and forestry production, it is often necessary to monitor the soil conditions of the planting areas in order to adjust the planting conditions of crops in a timely manner. Soil environmental monitoring refers to determining the environmental quality or degree of pollution and its changing trends by measuring the representative values ​​of factors affecting soil environmental quality.

[0003] Known Chinese publicly authorized patent: (publication number: CN202321585121.8) discloses an agricultural soil sampling device, including an "I"-shaped bracket, a pedal is slidably connected to the outer side of the "I"-shaped bracket, and limited blocks are fixedly connected to both sides of the "I"-shaped bracket and the top of the pedal, and a positioning column is fixedly connected to the bottom of the pedal. Through holes are provided at both ends of the "I"-shaped bracket, and the bottom of the positioning column extends to the inside of the through hole. The agricultural soil sampling device is provided with a positioning column and a spring. When sampling soil, both feet step on the pedal, and then the pedal compresses the spring, and further the pedal drives the positioning column to move downward and insert into the soil, thereby achieving the purpose of stabilizing the position of the "I"-shaped bracket. When sampling soil, both feet leave the pedal, and then under the action of the spring, the bottom of the positioning column moves to the inside of the through hole, which is convenient for preventing the conical structure at the bottom of the positioning column from accidentally injuring the staff, thereby achieving the purpose of protecting the staff when not in use.

[0004] However, in the implementation of relevant technologies, it was found that the above-mentioned agricultural soil sampling device has the following problems: during use, the prior art makes it difficult to sample and collect soil at different depths, which leads to inaccurate soil sampling and reduces the accuracy of detection. Therefore, a soil sampling device for agricultural construction is proposed. Utility Model Content

[0005] The utility model provides a soil sampling device for agricultural construction, which solves the problem in the related art that it is difficult to sample and collect soil at different depths, thereby causing inaccurate soil sampling and reducing the accuracy of detection.

[0006] The technical solution of the utility model is as follows: A soil sampling device for agricultural construction, comprising: a bottom plate, a support frame is fixedly installed on the top of the bottom plate, a lifting mechanism is provided on the inner top wall of the support frame, a first motor is provided on the lifting mechanism, a drill rod is fixedly connected to the output end of the first motor, a sampling barrel is fixedly installed on the bottom of the first motor, a discharge pipe is fixedly installed on one end of the outer side wall of the sampling barrel, the discharge pipe is connected to the sampling barrel, and a conveying leaf is provided on the outer side wall of the drill rod, and the conveying leaf is located inside the sampling barrel;

[0007] The bottom of the bottom plate is provided with a protruding groove, the top of the bottom plate is provided with an annular groove, an annular block is rotatably connected inside the annular groove, an annular rack is fixedly installed on the outer wall of the annular block, and a plurality of collection boxes are provided on the top of the annular block;

[0008] A second motor is fixedly mounted on the top of the bottom plate through a mounting groove, a gear is fixedly connected to the output end of the second motor, the gear is meshed with the annular rack, and scale lines are arranged on the outer side wall of the sampling tube.

[0009] Preferably, the lifting mechanism includes an electric push rod fixedly mounted on the inner top wall of the support frame, the output end of the electric push rod is fixedly connected to a mounting plate, and the bottom of the mounting plate is connected to the first motor.

[0010] Preferably, the top of the support frame is slidably connected to two guide rods, the two guide rods are arranged opposite to each other, and the bottom ends of the two guide rods are connected to the mounting plate.

[0011] Preferably, a plurality of placement grooves are provided on the top of the annular block, and the plurality of placement grooves are slidably connected to the plurality of collection boxes.

[0012] Preferably, a plurality of springs are fixedly connected to both sides of the inner walls of the plurality of placement grooves, and one end of the plurality of springs is commonly fixedly connected to a stop plate.

[0013] Preferably, four universal wheels are fixedly mounted on the bottom of the base plate, and the four universal wheels are distributed at the four corners of the bottom of the base plate.

[0014] Preferably, a push rod is fixedly mounted on one side of the top of the bottom plate, and an outer side wall of the push rod is sleeved with an anti-slip sleeve.

[0015] The working principle and beneficial effects of the utility model are:

[0016] When sampling the soil, the first motor is driven downward by the lifting mechanism to make the drill rod and the sampling barrel contact the ground, and by starting the first motor, the first motor drives the drill rod to rotate inside the sampling barrel, so that the drill rod and the sampling barrel are drilled into the soil through the extension groove, and the scale line on the sampling barrel is used to observe the depth of the drill rod and the sampling barrel drilling into the soil, and the drilled soil is transported by the conveying blade, so that the transported soil is discharged through the discharge pipe, and the primary soil is collected through a collection box, and the staff observes the scale line. When the drill rod and the sampling barrel drill into the required depth, by starting the second motor, the second motor drives the gear to rotate, and the annular rack meshingly connected to the gear is meshed and rotated, and the annular block is rotated inside the annular groove. When the second collection box is located below the discharge pipe, the second motor is turned off. At this time, the soil to be sampled can be collected, thereby achieving the purpose of sampling and collecting soil at different depths, and effectively improving the accuracy of soil sampling. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0018] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the cross-sectional three-dimensional structure of the bottom plate of the utility model;

[0020] Figure 3 It is a schematic diagram of the cutaway three-dimensional structure of the annular groove of the utility model.

[0021] In the figure: 1, bottom plate; 2, support frame; 3, first motor; 4, drill rod; 5, sampling tube; 6, conveying blade; 7, discharge pipe; 8, extension groove; 9, annular groove; 10, annular block; 11, annular rack; 12, collection box; 13, second motor; 14, gear; 15, scale line; 16, lifting mechanism; 17, placement groove; 18, spring; 19, abutment plate; 20, universal wheel; 21, push rod; 22, anti-slip sleeve; 160, electric push rod; 161, mounting plate; 162, guide rod. DETAILED DESCRIPTION

[0022] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Embodiment 1

[0024] See also Figure 1 - Figure 3 A soil sampling device for agricultural construction, comprising: a bottom plate 1, a support frame 2 is fixedly installed on the top of the bottom plate 1, a lifting mechanism 16 is arranged on the inner top wall of the support frame 2, a first motor 3 is arranged on the lifting mechanism 16, a drill rod 4 is fixedly connected to the output end of the first motor 3, a sampling barrel 5 is fixedly installed on the bottom of the first motor 3, a discharge pipe 7 is fixedly installed on one end of the outer wall of the sampling barrel 5, the discharge pipe 7 is connected to the sampling barrel 5, a conveying leaf 6 is arranged on the outer wall of the drill rod 4, and the conveying leaf 6 is located inside the sampling barrel 5;

[0025] A protruding groove 8 is formed through the bottom of the bottom plate 1, and an annular groove 9 is formed on the top of the bottom plate 1. An annular block 10 is rotatably connected inside the annular groove 9, and an annular rack 11 is fixedly mounted on the outer wall of the annular block 10. A plurality of collecting boxes 12 are arranged on the top of the annular block 10.

[0026] A second motor 13 is fixedly mounted on the top of the bottom plate 1 through a mounting groove, a gear 14 is fixedly connected to the output end of the second motor 13, the gear 14 is meshedly connected to the annular rack 11, and a scale line 15 is provided on the outer wall of the sampling tube 5.

[0027] The utility model provides a method for sampling soil. When sampling soil, the first motor 3 is driven downward by the lifting mechanism 16 to make the drill rod 4 and the sampling tube 5 contact the ground. The first motor 3 is started, and the first motor 3 drives the drill rod 4 to rotate inside the sampling tube 5, so that the drill rod 4 and the sampling tube 5 are drilled into the soil through the extension groove 8. The scale line 15 on the sampling tube 5 is used to observe the depth of the drill rod 4 and the sampling tube 5 drilling into the soil, and the drilled soil is transported by the transport leaf 6, so that the transported soil is discharged through the discharge pipe 7, and the primary soil is collected by a collection box 12. To collect, the staff observes the scale line 15. When the drill rod 4 and the sampling tube 5 drill into the required depth, the second motor 13 is started. The second motor 13 drives the gear 14 to rotate, and the annular rack 11 meshingly connected to the gear 14 is meshed and rotated, and the annular block 10 is rotated inside the annular groove 9. When the second collection box 12 is located below the discharge pipe 7, the second motor 13 is turned off. At this time, the soil that needs to be sampled can be collected, thereby achieving the purpose of sampling and collecting soil at different depths, and effectively improving the accuracy of soil sampling.

[0028] Embodiment 2

[0029] Based on the first embodiment, the present embodiment includes: the lifting mechanism 16 includes an electric push rod 160 fixedly mounted on the inner top wall of the support frame 2, the output end of the electric push rod 160 is fixedly connected to a mounting plate 161, the bottom of the mounting plate 161 is connected to the first motor 3, and the top of the support frame 2 is slidably connected to two guide rods 162, the two guide rods 162 are arranged opposite to each other, and the bottom ends of the two guide rods 162 are connected to the mounting plate 161.

[0030] The technical solution provided by this embodiment is: by starting the electric push rod 160, the electric push rod 160 pushes the mounting plate 161 to move downward, thereby achieving the purpose of moving the drill rod 4 and the sampling tube 5, which is convenient for sampling the soil.

[0031] Furthermore, a plurality of placement grooves 17 are provided on the top of the annular block 10, and the plurality of placement grooves 17 are slidably connected to the plurality of collection boxes 12, and a plurality of springs 18 are fixedly connected to both sides of the inner walls of the plurality of placement grooves 17, and a plurality of springs 18 are fixedly connected to a support plate 19 at one end thereof.

[0032] Specifically, by placing the collection box 12 into the placement groove 17, the collection box 12 is pressed against the plate 19, and the spring 18 contracts. After the collection box 12 is placed, the spring 18 drives the plate 19 to reset, so that the plate 19 contacts and clamps the collection box 12 to prevent the collection box 12 from moving when the annular block 10 rotates.

[0033] Furthermore, four universal wheels 20 are fixedly installed at the bottom of the base plate 1, and the four universal wheels 20 are distributed at the four corners of the bottom of the base plate 1. A push rod 21 is fixedly installed on one side of the top of the base plate 1, and an anti-slip sleeve 22 is provided on the outer wall of the push rod 21.

[0034] Specifically, the bottom plate 1 is pushed by holding the push rod 21 to rotate the universal wheel 20, so that the bottom plate 1 can be moved to the sampling position, and the anti-slip sleeve 22 is used to prevent slipping.

[0035] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A soil sampling device for agricultural construction, characterized in that: include: A base plate (1), a support frame (2) is fixedly mounted on the top of the base plate (1), a lifting mechanism (16) is arranged on the inner top wall of the support frame (2), a first motor (3) is arranged on the lifting mechanism (16), an output end of the first motor (3) is fixedly connected to a drill rod (4), a sampling barrel (5) is fixedly mounted on the bottom of the first motor (3), a discharge pipe (7) is fixedly mounted on one end of the outer wall of the sampling barrel (5), the discharge pipe (7) is communicated with the sampling barrel (5), a conveying blade (6) is arranged on the outer wall of the drill rod (4), and the conveying blade (6) is located inside the sampling barrel (5); The bottom of the bottom plate (1) is provided with a protruding groove (8) extending therethrough, the top of the bottom plate (1) is provided with an annular groove (9), the interior of the annular groove (9) is rotatably connected with an annular block (10), an annular rack (11) is fixedly mounted on the outer side wall of the annular block (10), and a plurality of collection boxes (12) are provided on the top of the annular block (10); A second motor (13) is fixedly mounted on the top of the base plate (1) through a mounting groove, a gear (14) is fixedly connected to the output end of the second motor (13), the gear (14) is meshingly connected to the annular rack (11), and a scale mark (15) is provided on the outer wall of the sampling tube (5).

2. A soil sampling device for agricultural construction according to claim 1, characterized in that: The lifting mechanism (16) comprises an electric push rod (160) fixedly mounted on the inner top wall of the support frame (2); an output end of the electric push rod (160) is fixedly connected to a mounting plate (161); and a bottom of the mounting plate (161) is connected to the first motor (3).

3. A soil sampling device for agricultural construction according to claim 2, characterized in that: The top of the support frame (2) is slidably connected to two guide rods (162), the two guide rods (162) are arranged opposite to each other, and the bottom ends of the two guide rods (162) are connected to the mounting plate (161).

4. The soil sampling device for agricultural construction according to claim 1, characterized in that: A plurality of placement grooves (17) are provided on the top of the annular block (10), and the plurality of placement grooves (17) are slidably connected to the plurality of collection boxes (12).

5. The soil sampling device for agricultural construction according to claim 4, characterized in that: A plurality of springs (18) are fixedly connected to both sides of the inner walls of the plurality of placement grooves (17), and one end of the plurality of springs (18) is commonly fixedly connected to a stop plate (19).

6. The soil sampling device for agricultural construction according to claim 1, characterized in that: Four universal wheels (20) are fixedly mounted on the bottom of the base plate (1), and the four universal wheels (20) are distributed at the four corners of the bottom of the base plate (1).

7. The soil sampling device for agricultural construction according to claim 1, characterized in that: A push rod (21) is fixedly mounted on one side of the top of the bottom plate (1), and an outer side wall of the push rod (21) is sleeved with an anti-slip sleeve (22).

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